'The is the true story of the Eilean Mor lighthouse, which took four years to build but its light shone for just one. Strangely, the lighthouse keepers stationed there all disappeared without a trace. Their log entries betray a frightening secret that may help solve the mystery of Eilean Mor. Join Gary Crew as he investigates what secrets the lighthouse hides in this hauntingly beautiful picture book for older readers.'
Source: Publisher's blurb.